4 Unix SMB/Netbios implementation.
6 Machine customisation and include handling
7 Copyright (C) Andrew Tridgell 1994-1998
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #ifndef NO_CONFIG_H /* for some tests */
31 #define DEFAULT_PRINTING PRINT_AIX
32 #define PRINTCAP_NAME "/etc/qconfig"
36 #define DEFAULT_PRINTING PRINT_HPUX
40 #define DEFAULT_PRINTING PRINT_QNX
44 /* on SUNOS4 termios.h conflicts with sys/ioctl.h */
49 #ifndef DEFAULT_PRINTING
50 #define DEFAULT_PRINTING PRINT_BSD
53 #define PRINTCAP_NAME "/etc/printcap"
57 /* use gcc attribute to check printf fns */
59 #define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (__printf__, a1, a2)))
61 #define PRINTF_ATTRIBUTE(a1, a2)
66 * <unistd.h> has to be included before any other to get
67 * large file support on Reliant UNIX. Yes, it's broken :-).
72 #endif /* RELIANTUNIX */
74 #include <sys/types.h>
76 #ifdef TIME_WITH_SYS_TIME
80 #ifdef HAVE_SYS_TIME_H
87 #ifdef HAVE_SYS_RESOURCE_H
88 #include <sys/resource.h>
98 #ifdef HAVE_SYS_PARAM_H
99 #include <sys/param.h>
106 #ifdef HAVE_SYS_SOCKET_H
107 #include <sys/socket.h>
114 #ifdef HAVE_SYS_SYSCALL_H
115 #include <sys/syscall.h>
124 #ifdef HAVE_STRINGS_H
139 #ifdef HAVE_SYS_FCNTL_H
140 #include <sys/fcntl.h>
144 #include <sys/stat.h>
150 #ifdef HAVE_SYS_IOCTL_H
151 #include <sys/ioctl.h>
154 #ifdef HAVE_SYS_FILIO_H
155 #include <sys/filio.h>
160 #ifdef HAVE_SYS_WAIT_H
161 #include <sys/wait.h>
169 #ifdef HAVE_SYS_PRIV_H
170 #include <sys/priv.h>
182 #ifdef HAVE_SYS_SELECT_H
183 #include <sys/select.h>
186 #ifdef HAVE_SYS_MODE_H
187 /* apparently AIX needs this for S_ISLNK */
189 #include <sys/mode.h>
205 #include <netinet/in.h>
206 #include <arpa/inet.h>
209 #include <sys/file.h>
211 #ifdef HAVE_NETINET_TCP_H
212 #include <netinet/tcp.h>
216 * The next three defines are needed to access the IPTOS_* options
220 #ifdef HAVE_NETINET_IN_SYSTM_H
221 #include <netinet/in_systm.h>
224 #ifdef HAVE_NETINET_IN_IP_H
225 #include <netinet/in_ip.h>
228 #ifdef HAVE_NETINET_IP_H
229 #include <netinet/ip.h>
232 #if defined(HAVE_TERMIOS_H)
233 /* POSIX terminal handling. */
235 #elif defined(HAVE_TERMIO_H)
236 /* Older SYSV terminal handling - don't use if we can avoid it. */
238 #elif defined(HAVE_SYS_TERMIO_H)
239 /* Older SYSV terminal handling - don't use if we can avoid it. */
240 #include <sys/termio.h>
245 # define NAMLEN(dirent) strlen((dirent)->d_name)
247 # define dirent direct
248 # define NAMLEN(dirent) (dirent)->d_namlen
250 # include <sys/ndir.h>
253 # include <sys/dir.h>
260 #ifdef HAVE_SYS_MMAN_H
261 #include <sys/mman.h>
269 #ifdef HAVE_SYS_MOUNT_H
270 #include <sys/mount.h>
273 #ifdef HAVE_SYS_VFS_H
277 #ifdef HAVE_SYS_ACL_H
281 #ifdef HAVE_SYS_FS_S5PARAM_H
282 #include <sys/fs/s5param.h>
285 #if defined (HAVE_SYS_FILSYS_H) && !defined (_CRAY)
286 #include <sys/filsys.h>
289 #ifdef HAVE_SYS_STATFS_H
290 # include <sys/statfs.h>
294 #include <sys/dustat.h>
297 #ifdef HAVE_SYS_STATVFS_H
298 #include <sys/statvfs.h>
305 #ifdef HAVE_GETPWANAM
306 #include <sys/label.h>
307 #include <sys/audit.h>
311 #ifdef HAVE_SYS_SECURITY_H
312 #include <sys/security.h>
314 #define PASSWORD_LENGTH 16
315 #endif /* HAVE_SYS_SECURITY_H */
321 #ifdef HAVE_STROPTS_H
329 #ifdef HAVE_SYS_CAPABILITY_H
330 #include <sys/capability.h>
333 #if defined(HAVE_RPC_RPC_H)
335 * Check for AUTH_ERROR define conflict with rpc/rpc.h in prot.h.
337 #if defined(HAVE_SYS_SECURITY_H) && defined(HAVE_RPC_AUTH_ERROR_CONFLICT)
343 #if defined(HAVE_YP_GET_DEFAULT_DOMAIN) && defined(HAVE_SETNETGRENT) && defined(HAVE_ENDNETGRENT) && defined(HAVE_GETNETGRENT)
344 #define HAVE_NETGROUP 1
347 #if defined (HAVE_NETGROUP)
348 #if defined(HAVE_RPCSVC_YP_PROT_H)
349 #include <rpcsvc/yp_prot.h>
351 #if defined(HAVE_RPCSVC_YPCLNT_H)
352 #include <rpcsvc/ypclnt.h>
354 #endif /* HAVE_NETGROUP */
356 #if defined(HAVE_SYS_IPC_H)
358 #endif /* HAVE_SYS_IPC_H */
360 #if defined(HAVE_SYS_SHM_H)
362 #endif /* HAVE_SYS_SHM_H */
364 #ifdef HAVE_NATIVE_ICONV
369 * Define VOLATILE if needed.
372 #if defined(HAVE_VOLATILE)
373 #define VOLATILE volatile
379 * Define additional missing types
381 #ifndef HAVE_SIG_ATOMIC_T_TYPE
382 typedef int sig_atomic_t;
385 #ifndef HAVE_SOCKLEN_T_TYPE
386 typedef int socklen_t;
391 #define uchar unsigned char
394 #ifdef HAVE_UNSIGNED_CHAR
395 #define schar signed char
401 Samba needs type definitions for int16, int32, uint16 and uint32.
403 Normally these are signed and unsigned 16 and 32 bit integers, but
404 they actually only need to be at least 16 and 32 bits
405 respectively. Thus if your word size is 8 bytes just defining them
406 as signed and unsigned int will work.
410 #define uint8 unsigned char
413 #if !defined(int16) && !defined(HAVE_INT16_FROM_RPC_RPC_H)
414 #if (SIZEOF_SHORT == 4)
415 #define int16 __ERROR___CANNOT_DETERMINE_TYPE_FOR_INT16;
416 #else /* SIZEOF_SHORT != 4 */
418 #endif /* SIZEOF_SHORT != 4 */
422 * Note we duplicate the size tests in the unsigned
423 * case as int16 may be a typedef from rpc/rpc.h
426 #if !defined(uint16) && !defined(HAVE_UINT16_FROM_RPC_RPC_H)
427 #if (SIZEOF_SHORT == 4)
428 #define uint16 __ERROR___CANNOT_DETERMINE_TYPE_FOR_INT16;
429 #else /* SIZEOF_SHORT != 4 */
430 #define uint16 unsigned short
431 #endif /* SIZEOF_SHORT != 4 */
434 #if !defined(int32) && !defined(HAVE_INT32_FROM_RPC_RPC_H)
435 #if (SIZEOF_INT == 4)
437 #elif (SIZEOF_LONG == 4)
439 #elif (SIZEOF_SHORT == 4)
442 /* uggh - no 32 bit type?? probably a CRAY. just hope this works ... */
448 * Note we duplicate the size tests in the unsigned
449 * case as int32 may be a typedef from rpc/rpc.h
452 #if !defined(uint32) && !defined(HAVE_UINT32_FROM_RPC_RPC_H)
453 #if (SIZEOF_INT == 4)
454 #define uint32 unsigned int
455 #elif (SIZEOF_LONG == 4)
456 #define uint32 unsigned long
457 #elif (SIZEOF_SHORT == 4)
458 #define uint32 unsigned short
460 /* uggh - no 32 bit type?? probably a CRAY. just hope this works ... */
461 #define uint32 unsigned
466 * Types for devices, inodes and offsets.
470 #define SMB_DEV_T dev_t
474 * Setup the correctly sized inode type.
478 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_INO64_T)
479 # define SMB_INO_T ino64_t
481 # define SMB_INO_T ino_t
485 #ifndef LARGE_SMB_INO_T
486 # if (defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_INO64_T)) || (defined(SIZEOF_INO_T) && (SIZEOF_INO_T == 8))
487 # define LARGE_SMB_INO_T 1
491 #ifdef LARGE_SMB_INO_T
492 #define SINO_T(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
494 #define SINO_T(p, ofs, v) (SIVAL(p,ofs,v),SIVAL(p,(ofs)+4,0))
498 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_OFF64_T)
499 # define SMB_OFF_T off64_t
501 # define SMB_OFF_T off_t
505 /* this should really be a 64 bit type if possible */
506 #define br_off SMB_BIG_UINT
508 #define SMB_OFF_T_BITS (sizeof(SMB_OFF_T)*8)
511 * Set the define that tells us if we can do 64 bit
515 #ifndef LARGE_SMB_OFF_T
516 # if (defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_OFF64_T)) || (defined(SIZEOF_OFF_T) && (SIZEOF_OFF_T == 8))
517 # define LARGE_SMB_OFF_T 1
521 #ifdef LARGE_SMB_OFF_T
522 #define SOFF_T(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
523 #define SOFF_T_R(p, ofs, v) (SIVAL(p,(ofs)+4,(v)&0xFFFFFFFF), SIVAL(p,ofs,(v)>>32))
525 #define SOFF_T(p, ofs, v) (SIVAL(p,ofs,v),SIVAL(p,(ofs)+4,0))
526 #define SOFF_T_R(p, ofs, v) (SIVAL(p,(ofs)+4,v),SIVAL(p,ofs,0))
530 * Type for stat structure.
533 #ifndef SMB_STRUCT_STAT
534 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STAT64) && defined(HAVE_OFF64_T)
535 # define SMB_STRUCT_STAT struct stat64
537 # define SMB_STRUCT_STAT struct stat
542 * Type for dirent structure.
545 #ifndef SMB_STRUCT_DIRENT
546 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_DIRENT64)
547 # define SMB_STRUCT_DIRENT struct dirent64
549 # define SMB_STRUCT_DIRENT struct dirent
554 * Defines for 64 bit fcntl locks.
557 #ifndef SMB_STRUCT_FLOCK
558 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
559 # define SMB_STRUCT_FLOCK struct flock64
561 # define SMB_STRUCT_FLOCK struct flock
566 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
567 # define SMB_F_SETLKW F_SETLKW64
569 # define SMB_F_SETLKW F_SETLKW
574 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
575 # define SMB_F_SETLK F_SETLK64
577 # define SMB_F_SETLK F_SETLK
582 # if defined(HAVE_EXPLICIT_LARGEFILE_SUPPORT) && defined(HAVE_STRUCT_FLOCK64) && defined(HAVE_OFF64_T)
583 # define SMB_F_GETLK F_GETLK64
585 # define SMB_F_GETLK F_GETLK
589 #if defined(HAVE_LONGLONG)
590 #define SMB_BIG_UINT unsigned long long
591 #define SMB_BIG_INT long long
592 #define SBIG_UINT(p, ofs, v) (SIVAL(p,ofs,(v)&0xFFFFFFFF), SIVAL(p,(ofs)+4,(v)>>32))
594 #define SMB_BIG_UINT unsigned long
595 #define SMB_BIG_INT long
596 #define SBIG_UINT(p, ofs, v) (SIVAL(p,ofs,v),SIVAL(p,(ofs)+4,0))
599 #define SMB_BIG_UINT_BITS (sizeof(SMB_BIG_UINT)*8)
602 #define MIN(a,b) ((a)<(b)?(a):(b))
606 #define MAX(a,b) ((a)>(b)?(a):(b))
609 #ifndef HAVE_STRERROR
610 extern char *sys_errlist[];
611 #define strerror(i) sys_errlist[i]
615 # define strchr index
616 # define strrchr rindex
619 #ifndef HAVE_ERRNO_DECL
623 #ifdef HAVE_BROKEN_GETGROUPS
630 #define NGROUPS_MAX 32 /* Guess... */
633 /* Lists, trees, caching, database... */
634 #include "ubi_sLinkList.h"
635 #include "ubi_dLinkList.h"
636 #include "dlinklist.h"
637 #include "../tdb/tdb.h"
638 #include "../tdb/spinlock.h"
640 #include "interfaces.h"
645 #include "messages.h"
646 #include "util_list.h"
648 #include "util_getent.h"
650 #ifndef UBI_BINTREE_H
651 #include "ubi_Cache.h"
652 #endif /* UBI_BINTREE_H */
654 #include "debugparse.h"
659 #include "nameserv.h"
661 #include "byteorder.h"
663 #include "ntdomain.h"
671 #ifndef MAXCODEPAGELINES
672 #define MAXCODEPAGELINES 256
676 * Type for wide character dirent structure.
677 * Only d_name is defined by POSIX.
680 typedef struct smb_wdirent {
682 } SMB_STRUCT_WDIRENT;
685 * Type for wide character passwd structure.
688 typedef struct smb_wpasswd {
696 } SMB_STRUCT_WPASSWD;
698 /* Defines for wisXXX functions. */
699 #define UNI_UPPER 0x1
700 #define UNI_LOWER 0x2
701 #define UNI_DIGIT 0x4
702 #define UNI_XDIGIT 0x8
703 #define UNI_SPACE 0x10
705 #ifdef HAVE_NSS_COMMON_H
709 #include <nss_common.h>
710 #include <nss_dbdefs.h>
711 #include <nsswitch.h>
713 typedef nss_status_t NSS_STATUS;
715 #define NSS_STATUS_SUCCESS NSS_SUCCESS
716 #define NSS_STATUS_NOTFOUND NSS_NOTFOUND
717 #define NSS_STATUS_UNAVAIL NSS_UNAVAIL
718 #define NSS_STATUS_TRYAGAIN NSS_TRYAGAIN
726 typedef enum nss_status NSS_STATUS;
728 #else /* Nothing's defined. Neither gnu nor sun */
740 /***** automatically generated prototypes *****/
743 /* String routines */
745 #include "safe_string.h"
748 #define QSORT_CAST (__compar_fn_t)
752 #define QSORT_CAST (int (*)(const void *, const void *))
755 /* this guess needs to be improved (tridge) */
756 #if (defined(STAT_STATVFS) || defined(STAT_STATVFS64)) && !defined(SYSV)
760 #ifndef DEFAULT_PRINTING
762 #define DEFAULT_PRINTING PRINT_CUPS
763 #define PRINTCAP_NAME "cups"
765 #define DEFAULT_PRINTING PRINT_SYSV
766 #define PRINTCAP_NAME "lpstat"
768 #define DEFAULT_PRINTING PRINT_BSD
769 #define PRINTCAP_NAME "/etc/printcap"
773 #ifndef PRINTCAP_NAME
774 #define PRINTCAP_NAME "/etc/printcap"
778 #define SIGCLD SIGCHLD
785 #if (!defined(WITH_NISPLUS) && !defined(WITH_LDAP) && !defined(WITH_TDBPWD))
786 #define USE_SMBPASS_DB 1
789 #if defined(HAVE_PUTPRPWNAM) && defined(AUTH_CLEARTEXT_SEG_CHARS)
790 #define OSF1_ENH_SEC 1
793 #ifndef ALLOW_CHANGE_PASSWORD
794 #if (defined(HAVE_TERMIOS_H) && defined(HAVE_DUP2) && defined(HAVE_SETSID))
795 #define ALLOW_CHANGE_PASSWORD 1
799 /* what is the longest significant password available on your system?
800 Knowing this speeds up password searches a lot */
801 #ifndef PASSWORD_LENGTH
802 #define PASSWORD_LENGTH 8
805 #ifdef REPLACE_INET_NTOA
806 #define inet_ntoa rep_inet_ntoa
814 #define MAXPATHLEN 256
821 #ifndef INADDR_LOOPBACK
822 #define INADDR_LOOPBACK 0x7f000001
826 #define INADDR_NONE 0xffffffff
830 #define crypt ufc_crypt
834 #define O_ACCMODE (O_RDONLY | O_WRONLY | O_RDWR)
837 #if defined(HAVE_CRYPT16) && defined(HAVE_GETAUTHUID)
838 #define ULTRIX_AUTH 1
841 #ifdef HAVE_LIBREADLINE
842 # ifdef HAVE_READLINE_READLINE_H
843 # include <readline/readline.h>
844 # ifdef HAVE_READLINE_HISTORY_H
845 # include <readline/history.h>
848 # ifdef HAVE_READLINE_H
849 # include <readline.h>
850 # ifdef HAVE_HISTORY_H
851 # include <history.h>
854 # undef HAVE_LIBREADLINE
860 char *strdup(const char *s);
864 void *memmove(void *dest,const void *src,int size);
867 #ifndef HAVE_INITGROUPS
868 int initgroups(char *name,gid_t id);
872 int rename(const char *zfrom, const char *zto);
876 time_t mktime(struct tm *t);
879 #ifndef HAVE_FTRUNCATE
880 int ftruncate(int f,long l);
884 unsigned long strtoul(const char *nptr, char **endptr, int base);
887 #if (defined(USE_SETRESUID) && !defined(HAVE_SETRESUID_DECL))
889 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
891 #if (defined(USE_SETRESUID) && !defined(HAVE_SETRESGID_DECL))
892 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
894 #ifndef HAVE_VASPRINTF_DECL
895 int vasprintf(char **ptr, const char *format, va_list ap);
898 #if !defined(HAVE_BZERO) && defined(HAVE_MEMSET)
899 #define bzero(a,b) memset((a),'\0',(b))
902 #ifdef REPLACE_GETPASS
903 #define getpass(prompt) getsmbpass((prompt))
907 * Some older systems seem not to have MAXHOSTNAMELEN
910 #ifndef MAXHOSTNAMELEN
911 #define MAXHOSTNAMELEN 254
914 /* yuck, I'd like a better way of doing this */
915 #define DIRP_SIZE (256 + 32)
918 * glibc on linux doesn't seem to have MSG_WAITALL
919 * defined. I think the kernel has it though..
923 #define MSG_WAITALL 0
926 /* default socket options. Dave Miller thinks we should default to TCP_NODELAY
927 given the socket IO pattern that Samba uses */
929 #define DEFAULT_SOCKET_OPTIONS "TCP_NODELAY"
931 #define DEFAULT_SOCKET_OPTIONS ""
934 /* Load header file for libdl stuff */
940 /* Some POSIX definitions for those without */
943 #define S_IFDIR 0x4000
946 #define S_ISDIR(mode) ((mode & 0xF000) == S_IFDIR)
949 #define S_IRWXU 00700 /* read, write, execute: owner */
952 #define S_IRUSR 00400 /* read permission: owner */
955 #define S_IWUSR 00200 /* write permission: owner */
958 #define S_IXUSR 00100 /* execute permission: owner */
961 #define S_IRWXG 00070 /* read, write, execute: group */
964 #define S_IRGRP 00040 /* read permission: group */
967 #define S_IWGRP 00020 /* write permission: group */
970 #define S_IXGRP 00010 /* execute permission: group */
973 #define S_IRWXO 00007 /* read, write, execute: other */
976 #define S_IROTH 00004 /* read permission: other */
979 #define S_IWOTH 00002 /* write permission: other */
982 #define S_IXOTH 00001 /* execute permission: other */
985 /* NetBSD doesn't have these */
994 #if HAVE_KERNEL_SHARE_MODES
996 #define LOCK_MAND 32 /* This is a mandatory flock */
997 #define LOCK_READ 64 /* ... Which allows concurrent read operations */
998 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
999 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
1003 extern int DEBUGLEVEL;
1005 #define MAX_SEC_CTX_DEPTH 8 /* Maximum number of security contexts */
1008 #ifdef GLIBC_HACK_FCNTL64
1009 /* this is a gross hack. 64 bit locking is completely screwed up on
1010 i386 Linux in glibc 2.1.95 (which ships with RedHat 7.0). This hack
1011 "fixes" the problem with the current 2.4.0test kernels
1013 #define fcntl fcntl64
1021 /* Needed for sys_dlopen/sys_dlsym/sys_dlclose */
1023 #define RTLD_GLOBAL 0
1034 /* add varargs prototypes with printf checking */
1035 int fdprintf(int , char *, ...) PRINTF_ATTRIBUTE(2,3);
1036 #ifndef HAVE_SNPRINTF_DECL
1037 int snprintf(char *,size_t ,const char *, ...) PRINTF_ATTRIBUTE(3,4);
1039 #ifndef HAVE_ASPRINTF_DECL
1040 int asprintf(char **,const char *, ...) PRINTF_ATTRIBUTE(2,3);
1043 /* we used to use these fns, but now we have good replacements
1044 for snprintf and vsnprintf */
1045 #define slprintf snprintf
1046 #define vslprintf vsnprintf
1048 #endif /* _INCLUDES_H */